Trimbur, J. (2008). The call to write. Houghton Miflin.
Lua i Stíl Chicago (17ú heag.)Trimbur, John. The Call to Write. Houghton Miflin, 2008.
Lua MLA (9ú heag.)Trimbur, John. The Call to Write. Houghton Miflin, 2008.
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